Summary of Quadrilaterals

Types of Quadrilaterals

• Quadrilateral: A closed shape with 4 sides.
• Square: A quadrilateral with 4 equal sides and 4 right angles.
• Rectangle: A quadrilateral with 4 sides and 4 right angles (opposite sides equal).
• Rhombus: A quadrilateral with 4 equal sides, but not necessarily right angles.
• Parallelogram: A quadrilateral with 2 pairs of parallel sides.
• Trapezoid: A quadrilateral with 1 pair of parallel sides.
• Kite: A quadrilateral with 2 pairs of adjacent sides that are equal in length.

Key Characteristics of Quadrilaterals:

• Straight sides;
• Various types can be classified based on side lengths and angles.